CVE-2026-46440
Critical
Description
Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.1.2, the checkBasicAuth endpoint validates credentials in plaintext without rate limiting and with direct comparison. This issue has been patched in version 3.1.2.
SeverityCritical
CVSS9.1
Exploit probability—
ProductFlowise
PublishedJun 8, 2026
First seenJun 8, 2026
Weakness typeCWE-522CWE-522
How to fix
Update
- flowiseai flowise3.1.2 or later
- flowise3.1.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| flowiseai flowise | v < 3.1.2 | 3.1.2 |
| flowisenpm | v < 3.1.2 | 3.1.2 |
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